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Expected Future Production of Dry Natural Gas
(Billion Cubic Feet)
Area: Period:
 Annual 
 Show Data By:
Data Series Area
2007 2008 2009 2010 2011 2012 View
History
Proved Reserves as of Dec. 31
3,982 3,557 3,279 3,673 3,486 3,308 1977-2012
Adjustments
79 -6 224 140 125 -236 1977-2012
Revision Increases
407 334 212 687 152 742 1977-2012
Revision Decreases
221 498 403 166 240 475 1977-2012
Sales
65 17 2 17 124 887 2000-2012
Acquisitions
63 30 1 23 122 644 2000-2012
Extensions
149 78 24 27 62 310 1977-2012
New Field Discoveries
0 9 0 4 0 5 1977-2012
New Reservoir Discoveries in Old Fields
0 2 0 1 1 0 1977-2012
Estimated Production
361 357 334 305 285 281 1977-2012
- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Notes: Miscellaneous States includes Arizona, Illinois, Indiana, Maryland, Missouri, Nebraska, Nevada, Oregon, South Dakota, and Tennessee. Expected Future Production data are calculated from Total Wet Natural Gas Proved Reserves.  See Definitions, Sources, and Notes link above for more information on this table.
Release Date: 4/10/2014
Next Release Date: 4/30/2015